Study desk



FIG. 1 is a front elevation view of a study desk consisting of a desk and a chair and showing my new design;

FIG. 2 is a rear elevation view of the study desk;

FIG. 3 is a left side elevation view of the study desk, the right side elevation view being a mirror image thereof;

FIG. 4 is a left side elevation view of the study desk, with the desk and chair shown in a separated position, the right side elevation view being a mirror image thereof;

FIG. 5 is a top plan view of the study desk in a separated position;

FIG. 6 is an isometric view of the study desk in a separated position; and,

FIG. 7 is an isometric view of the study desk in a nested position. 

The ornamental design for a study desk, as shown and described. 